try {
            doc = searchHelper
                    .getDocumentByDocId(form.docId, new String[] { fessConfig.getIndexFieldUrl(), fessConfig.getIndexFieldConfigId() },
                            getUserBean())
                    .orElse(null);
        } catch (final Exception e) {
            logger.warn("Failed to request: {}", form.docId, e);
        }
        if (doc == null) {

        try {
            doc = searchHelper.getDocumentByDocId(form.docId, queryFieldConfig.getCacheResponseFields(), getUserBean()).orElse(null);
        } catch (final Exception e) {
            logger.warn("Failed to request: {}", form.docId, e);
        }
        if (doc == null) {
            saveError(messages -> messages.addErrorsDocidNotFound(GLOBAL, form.docId));
            return redirect(ErrorAction.class);
        }

                searchHelper.getDocumentByDocId(form.docId, queryFieldConfig.getResponseFields(), getUserBean()).orElse(null);
        final String url = DocumentUtil.getValue(doc, fessConfig.getIndexFieldThumbnail(), String.class);
        if (StringUtil.isBlank(form.queryId) || StringUtil.isBlank(url) || !thumbnailSupport) {
            // 404
            throw responseManager.new404("Thumbnail for " + form.docId + " is not found.");
        }

        final DeleteForm form = new DeleteForm();
        assertNull(form.q);
        assertNull(form.docId);

        form.q = "test query";
        form.docId = "doc-123";

        assertEquals("test query", form.q);
        assertEquals("doc-123", form.docId);
    }

    @Test
    public void test_listForm_defaults() {
        final ListForm form = new ListForm();

labels.url=URL
labels.userFavorite=Favorite Log
labels.userInfo=User Info
labels.webApiJson=JSON Response
labels.webConfigName=Web Crawl Config Name
labels.allLanguages=All Languages
labels.dictId=Dictionary ID
labels.docId=Document ID
labels.endTime=End Time
labels.hq=hq
labels.inputs=Inputs
labels.jobLogging=Logging
labels.jobName=Name
labels.jobStatus=Status
labels.labelTypeIds=Labels
labels.lang=Language

labels.loginLink=顯示登入連結
labels.threadName=執行緒名稱
labels.url=URL
labels.userFavorite=收藏日誌
labels.userInfo=使用者資訊
labels.webApiJson=JSON響應
labels.webConfigName=Web爬網配置名稱
labels.allLanguages=所有語言
labels.dictId=字典ID
labels.docId=文檔ID
labels.endTime=結束時間
labels.hq=hq
labels.inputs=輸入
labels.jobLogging=日誌記錄
labels.jobName=名稱
labels.jobStatus=狀態
labels.labelTypeIds=標籤
labels.lang=語言
labels.outputs=輸出
labels.pos=詞性

labels.userFavorite=Журнал избранного
labels.userInfo=Информация о пользователе
labels.webApiJson=Ответ JSON
labels.webConfigName=Имя конфигурации веб-сканирования
labels.allLanguages=Все языки
labels.dictId=ID словаря
labels.docId=ID документа
labels.endTime=Время окончания
labels.hq=hq
labels.inputs=Входы
labels.jobLogging=Ведение журнала
labels.jobName=Имя
labels.jobStatus=Статус
labels.labelTypeIds=Метки
labels.lang=Язык

labels.userInfo=Informations utilisateur
labels.webApiJson=Réponse JSON
labels.webConfigName=Nom de la configuration d'exploration Web
labels.allLanguages=Toutes les langues
labels.dictId=ID du dictionnaire
labels.docId=ID du document
labels.endTime=Heure de fin
labels.hq=hq
labels.inputs=Entrées
labels.jobLogging=Journalisation
labels.jobName=Nom
labels.jobStatus=Statut
labels.labelTypeIds=Étiquettes
labels.lang=Langue

labels.userFavorite=Log preferiti
labels.userInfo=Informazioni utente
labels.webApiJson=Risposta JSON
labels.webConfigName=Nome configurazione scansione web
labels.allLanguages=Tutte le lingue
labels.dictId=ID dizionario
labels.docId=ID documento
labels.endTime=Ora di fine
labels.hq=hq
labels.inputs=Input
labels.jobLogging=Registrazione
labels.jobName=Nome
labels.jobStatus=Stato
labels.labelTypeIds=Etichette
labels.lang=Lingua

labels.loginLink=显示登录链接
labels.threadName=线程名称
labels.url=URL
labels.userFavorite=收藏日志
labels.userInfo=用户信息
labels.webApiJson=JSON响应
labels.webConfigName=Web爬网配置名称
labels.allLanguages=所有语言
labels.dictId=字典ID
labels.docId=文档ID
labels.endTime=结束时间
labels.hq=hq
labels.inputs=输入
labels.jobLogging=日志记录
labels.jobName=名称
labels.jobStatus=状态
labels.labelTypeIds=标签
labels.lang=语言
labels.outputs=输出
labels.pos=词性